Exact Mass: 559.4236512

Exact Mass Matches: 559.4236512

Found 141 metabolites which its exact mass value is equals to given mass value 559.4236512, within given mass tolerance error 0.05 dalton. Try search metabolite list with more accurate mass tolerance error 0.01 dalton.

gamma-Chaconine

2-(hydroxymethyl)-6-({10,14,16,20-tetramethyl-22-azahexacyclo[12.10.0.0²,¹¹.0⁵,¹⁰.0¹⁵,²³.0¹⁷,²²]tetracos-4-en-7-yl}oxy)oxane-3,4,5-triol

C33H53NO6 (559.3872678)


gamma-Solanine is found in alcoholic beverages. gamma-Solanine is an alkaloid from potato species (Solanum tuberosum and Solanum chacoense).

   

Debenzoylzucchini factor B

11-(Hydroxymethyl)-4,4,6b,8a,11,12b,14b-heptamethyl-1,2,3,4,4a,5,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydropicen-3-yl 4-aminobenzoic acid

C37H53NO3 (559.4025228)


Debenzoylzucchini factor B is found in fruits. Debenzoylzucchini factor B is a constituent of Cucurbita pepo seeds. Constituent of Cucurbita pepo seeds. Debenzoylzucchini factor B is found in fruits.

   
   
   
   
   
   

(7E)-(3S,6R)-9,10-seco-5,7,10(19)-cholestatrien-3-ol 6,19-(4-phenyl-1,2,4-triazoline-3,5-dione) adduct

(6R)-vitamin D3 6,19-(4-phenyl-1,2,4-triazoline-3,5-dione) adduct / (6R)-cholecalciferol 6,19-(4-phenyl-1,2,4-triazoline-3,5-dione) adduct

C35H49N3O3 (559.3773724)


   

(7E)-(3S,6S)-9,10-seco-5,7,10(19)-cholestatrien-3-ol 6,19-(4-phenyl-1,2,4-triazoline-3,5-dionne) adduct

(6S)-vitamin D3 6,19-(4-phenyl-1,2,4-triazoline-3,5-dione) adduct / (6S)-cholecalciferol 6,19-(4-phenyl-1,2,4-triazoline-3,5-dione) adduct

C35H49N3O3 (559.3773724)


   

g-Chaconine

2-(hydroxymethyl)-6-({10,14,16,20-tetramethyl-22-azahexacyclo[12.10.0.0^{2,11}.0^{5,10}.0^{15,23}.0^{17,22}]tetracos-4-en-7-yl}oxy)oxane-3,4,5-triol

C33H53NO6 (559.3872678)


   

Debenzoylzucchini factor B

11-(hydroxymethyl)-4,4,6b,8a,11,12b,14b-heptamethyl-1,2,3,4,4a,5,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydropicen-3-yl 4-aminobenzoate

C37H53NO3 (559.4025228)


   

(6R)-vitamin D3 6,19-(4-phenyl-1,2,4-triazoline-3,5-dione) adduct

(7E)-(3S,6R)-9,10-seco-5,7,10(19)-cholestatrien-3-ol 6,19-(4-phenyl-1,2,4-triazoline-3,5-dione) adduct

C35H49N3O3 (559.3773724)


   

(6S)-vitamin D3 6,19-(4-phenyl-1,2,4-triazoline-3,5-dione) adduct

(7E)-(3S,6S)-9,10-seco-5,7,10(19)-cholestatrien-3-ol 6,19-(4-phenyl-1,2,4-triazoline-3,5-dionne) adduct

C35H49N3O3 (559.3773724)


   
   
   
   

N-dodecanoylsphingosine 1-phosphate(2-)

N-dodecanoylsphingosine 1-phosphate(2-)

C30H58NO6P-2 (559.4001538)


   

N-[(3R,9S,10S)-12-[(2R)-1-hydroxypropan-2-yl]-3,10-dimethyl-9-[[methyl(propyl)amino]methyl]-13-oxo-2,8-dioxa-12-azabicyclo[12.4.0]octadeca-1(14),15,17-trien-16-yl]cyclohexanecarboxamide

N-[(3R,9S,10S)-12-[(2R)-1-hydroxypropan-2-yl]-3,10-dimethyl-9-[[methyl(propyl)amino]methyl]-13-oxo-2,8-dioxa-12-azabicyclo[12.4.0]octadeca-1(14),15,17-trien-16-yl]cyclohexanecarboxamide

C32H53N3O5 (559.3985008)


   

D-glucosyl-N-hexanoylsphingosine

D-glucosyl-N-hexanoylsphingosine

C30H57NO8 (559.4083962000001)


A D-glucosyl-N-acylsphingosine in which the ceramide N-acyl group is specified as hexanoyl.

   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   

[3-[(10Z,13Z,16Z)-docosa-10,13,16-trienoxy]-2-hydroxypropyl] 2-(trimethylazaniumyl)ethyl phosphate

[3-[(10Z,13Z,16Z)-docosa-10,13,16-trienoxy]-2-hydroxypropyl] 2-(trimethylazaniumyl)ethyl phosphate

C30H58NO6P (559.4001538)


   
   
   
   
   
   
   
   

2-(2-Dodecanoyloxy-3-octanoyloxypropoxy)-2-[2-(trimethylazaniumyl)ethoxy]acetate

2-(2-Dodecanoyloxy-3-octanoyloxypropoxy)-2-[2-(trimethylazaniumyl)ethoxy]acetate

C30H57NO8 (559.4083962000001)


   

2-(3-Nonanoyloxy-2-undecanoyloxypropoxy)-2-[2-(trimethylazaniumyl)ethoxy]acetate

2-(3-Nonanoyloxy-2-undecanoyloxypropoxy)-2-[2-(trimethylazaniumyl)ethoxy]acetate

C30H57NO8 (559.4083962000001)


   

2-[2,3-Di(decanoyloxy)propoxy]-2-[2-(trimethylazaniumyl)ethoxy]acetate

2-[2,3-Di(decanoyloxy)propoxy]-2-[2-(trimethylazaniumyl)ethoxy]acetate

C30H57NO8 (559.4083962000001)


   

(E)-3-hydroxy-2-[[(Z)-2-hydroxyoctadec-11-enoyl]amino]dodec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-[[(Z)-2-hydroxyoctadec-11-enoyl]amino]dodec-4-ene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

3-hydroxy-2-[[(10Z,12Z)-2-hydroxyoctadeca-10,12-dienoyl]amino]dodecane-1-sulfonic acid

3-hydroxy-2-[[(10Z,12Z)-2-hydroxyoctadeca-10,12-dienoyl]amino]dodecane-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(E)-3-hydroxy-2-[[(Z)-2-hydroxydodec-5-enoyl]amino]octadec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-[[(Z)-2-hydroxydodec-5-enoyl]amino]octadec-4-ene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(E)-3-hydroxy-2-[[(Z)-2-hydroxytridec-8-enoyl]amino]heptadec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-[[(Z)-2-hydroxytridec-8-enoyl]amino]heptadec-4-ene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(4E,8E)-3-hydroxy-2-(2-hydroxydodecanoylamino)octadeca-4,8-diene-1-sulfonic acid

(4E,8E)-3-hydroxy-2-(2-hydroxydodecanoylamino)octadeca-4,8-diene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(E)-3-hydroxy-2-[[(Z)-2-hydroxytetradec-9-enoyl]amino]hexadec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-[[(Z)-2-hydroxytetradec-9-enoyl]amino]hexadec-4-ene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(4E,8E)-3-hydroxy-2-(2-hydroxyoctadecanoylamino)dodeca-4,8-diene-1-sulfonic acid

(4E,8E)-3-hydroxy-2-(2-hydroxyoctadecanoylamino)dodeca-4,8-diene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(4E,8E)-3-hydroxy-2-(2-hydroxytridecanoylamino)heptadeca-4,8-diene-1-sulfonic acid

(4E,8E)-3-hydroxy-2-(2-hydroxytridecanoylamino)heptadeca-4,8-diene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

2-[4-(10,13-dimethyl-3-octanoyloxy-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoylamino]acetic acid

2-[4-(10,13-dimethyl-3-octanoyloxy-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoylamino]acetic acid

C34H57NO5 (559.4236512)


   

(4E,8E)-3-hydroxy-2-(2-hydroxytetradecanoylamino)hexadeca-4,8-diene-1-sulfonic acid

(4E,8E)-3-hydroxy-2-(2-hydroxytetradecanoylamino)hexadeca-4,8-diene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(E)-3-hydroxy-2-[[(Z)-2-hydroxyicos-11-enoyl]amino]dec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-[[(Z)-2-hydroxyicos-11-enoyl]amino]dec-4-ene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(4E,8E)-3-hydroxy-2-(2-hydroxyheptadecanoylamino)trideca-4,8-diene-1-sulfonic acid

(4E,8E)-3-hydroxy-2-(2-hydroxyheptadecanoylamino)trideca-4,8-diene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

3-hydroxy-2-[[(11Z,14Z)-2-hydroxyicosa-11,14-dienoyl]amino]decane-1-sulfonic acid

3-hydroxy-2-[[(11Z,14Z)-2-hydroxyicosa-11,14-dienoyl]amino]decane-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(4E,8E)-3-hydroxy-2-(2-hydroxypentadecanoylamino)pentadeca-4,8-diene-1-sulfonic acid

(4E,8E)-3-hydroxy-2-(2-hydroxypentadecanoylamino)pentadeca-4,8-diene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(4E,8E)-3-hydroxy-2-(2-hydroxyhexadecanoylamino)tetradeca-4,8-diene-1-sulfonic acid

(4E,8E)-3-hydroxy-2-(2-hydroxyhexadecanoylamino)tetradeca-4,8-diene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(E)-3-hydroxy-2-[[(Z)-2-hydroxyhexadec-7-enoyl]amino]tetradec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-[[(Z)-2-hydroxyhexadec-7-enoyl]amino]tetradec-4-ene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

3-hydroxy-2-[[(4Z,7Z)-2-hydroxyhexadeca-4,7-dienoyl]amino]tetradecane-1-sulfonic acid

3-hydroxy-2-[[(4Z,7Z)-2-hydroxyhexadeca-4,7-dienoyl]amino]tetradecane-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(E)-3-hydroxy-2-[[(Z)-2-hydroxynonadec-9-enoyl]amino]undec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-[[(Z)-2-hydroxynonadec-9-enoyl]amino]undec-4-ene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

(E)-3-hydroxy-2-[[(Z)-2-hydroxypentadec-9-enoyl]amino]pentadec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-[[(Z)-2-hydroxypentadec-9-enoyl]amino]pentadec-4-ene-1-sulfonic acid

C30H57NO6S (559.3906382)


   

3-hydroxy-2-[[(Z)-icos-11-enoyl]amino]undecane-1-sulfonic acid

3-hydroxy-2-[[(Z)-icos-11-enoyl]amino]undecane-1-sulfonic acid

C31H61NO5S (559.4270216)


   

3-hydroxy-2-[[(Z)-octadec-9-enoyl]amino]tridecane-1-sulfonic acid

3-hydroxy-2-[[(Z)-octadec-9-enoyl]amino]tridecane-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-2-(heptadecanoylamino)-3-hydroxytetradec-4-ene-1-sulfonic acid

(E)-2-(heptadecanoylamino)-3-hydroxytetradec-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

3-hydroxy-2-[[(Z)-tridec-9-enoyl]amino]octadecane-1-sulfonic acid

3-hydroxy-2-[[(Z)-tridec-9-enoyl]amino]octadecane-1-sulfonic acid

C31H61NO5S (559.4270216)


   

2-[[(Z)-heptadec-9-enoyl]amino]-3-hydroxytetradecane-1-sulfonic acid

2-[[(Z)-heptadec-9-enoyl]amino]-3-hydroxytetradecane-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-3-hydroxy-2-(tetradecanoylamino)heptadec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-(tetradecanoylamino)heptadec-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-3-hydroxy-2-(pentadecanoylamino)hexadec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-(pentadecanoylamino)hexadec-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-3-hydroxy-2-(nonadecanoylamino)dodec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-(nonadecanoylamino)dodec-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

2-[[(Z)-hexadec-9-enoyl]amino]-3-hydroxypentadecane-1-sulfonic acid

2-[[(Z)-hexadec-9-enoyl]amino]-3-hydroxypentadecane-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-3-hydroxy-2-(octadecanoylamino)tridec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-(octadecanoylamino)tridec-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-2-(decanoylamino)-3-hydroxyhenicos-4-ene-1-sulfonic acid

(E)-2-(decanoylamino)-3-hydroxyhenicos-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

3-hydroxy-2-[[(Z)-tetradec-9-enoyl]amino]heptadecane-1-sulfonic acid

3-hydroxy-2-[[(Z)-tetradec-9-enoyl]amino]heptadecane-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-3-hydroxy-2-(tridecanoylamino)octadec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-(tridecanoylamino)octadec-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

3-hydroxy-2-[[(Z)-nonadec-9-enoyl]amino]dodecane-1-sulfonic acid

3-hydroxy-2-[[(Z)-nonadec-9-enoyl]amino]dodecane-1-sulfonic acid

C31H61NO5S (559.4270216)


   

3-hydroxy-2-[[(Z)-pentadec-9-enoyl]amino]hexadecane-1-sulfonic acid

3-hydroxy-2-[[(Z)-pentadec-9-enoyl]amino]hexadecane-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-3-hydroxy-2-(icosanoylamino)undec-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-(icosanoylamino)undec-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-2-(henicosanoylamino)-3-hydroxydec-4-ene-1-sulfonic acid

(E)-2-(henicosanoylamino)-3-hydroxydec-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-2-(dodecanoylamino)-3-hydroxynonadec-4-ene-1-sulfonic acid

(E)-2-(dodecanoylamino)-3-hydroxynonadec-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

2-[[(Z)-henicos-11-enoyl]amino]-3-hydroxydecane-1-sulfonic acid

2-[[(Z)-henicos-11-enoyl]amino]-3-hydroxydecane-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-3-hydroxy-2-(undecanoylamino)icos-4-ene-1-sulfonic acid

(E)-3-hydroxy-2-(undecanoylamino)icos-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

(E)-2-(hexadecanoylamino)-3-hydroxypentadec-4-ene-1-sulfonic acid

(E)-2-(hexadecanoylamino)-3-hydroxypentadec-4-ene-1-sulfonic acid

C31H61NO5S (559.4270216)


   

Cer 19:3;2O/16:2;(3OH)

Cer 19:3;2O/16:2;(3OH)

C35H61NO4 (559.4600346)


   

Cer 17:3;2O/18:2;(3OH)

Cer 17:3;2O/18:2;(3OH)

C35H61NO4 (559.4600346)


   

Cer 17:3;2O/18:2;(2OH)

Cer 17:3;2O/18:2;(2OH)

C35H61NO4 (559.4600346)


   

Cer 19:3;2O/16:2;(2OH)

Cer 19:3;2O/16:2;(2OH)

C35H61NO4 (559.4600346)


   

Cer 15:3;2O/20:2;(3OH)

Cer 15:3;2O/20:2;(3OH)

C35H61NO4 (559.4600346)


   

Cer 15:3;2O/20:2;(2OH)

Cer 15:3;2O/20:2;(2OH)

C35H61NO4 (559.4600346)


   
   

N-(decanoyl)-1-beta-glucosyl-4E-tetradecasphingenine

N-(decanoyl)-1-beta-glucosyl-4E-tetradecasphingenine

C30H57NO8 (559.4083962000001)


   

N-[(E,2S,3R)-3-hydroxy-1-[(2R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxytetradec-8-en-2-yl]decanamide

N-[(E,2S,3R)-3-hydroxy-1-[(2R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxytetradec-8-en-2-yl]decanamide

C30H57NO8 (559.4083962000001)


   

2-[hydroxy-[(4E,8E,12E)-3-hydroxy-2-(nonanoylamino)pentadeca-4,8,12-trienoxy]phosphoryl]oxyethyl-trimethylazanium

2-[hydroxy-[(4E,8E,12E)-3-hydroxy-2-(nonanoylamino)pentadeca-4,8,12-trienoxy]phosphoryl]oxyethyl-trimethylazanium

C29H56N2O6P+ (559.3875786)


   

2-[hydroxy-[(4E,8E,12E)-3-hydroxy-2-(octanoylamino)hexadeca-4,8,12-trienoxy]phosphoryl]oxyethyl-trimethylazanium

2-[hydroxy-[(4E,8E,12E)-3-hydroxy-2-(octanoylamino)hexadeca-4,8,12-trienoxy]phosphoryl]oxyethyl-trimethylazanium

C29H56N2O6P+ (559.3875786)


   

2-[[(4E,8E,12E)-2-acetamido-3-hydroxydocosa-4,8,12-trienoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

2-[[(4E,8E,12E)-2-acetamido-3-hydroxydocosa-4,8,12-trienoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

C29H56N2O6P+ (559.3875786)


   

2-[hydroxy-[(4E,8E,12E)-3-hydroxy-2-(pentanoylamino)nonadeca-4,8,12-trienoxy]phosphoryl]oxyethyl-trimethylazanium

2-[hydroxy-[(4E,8E,12E)-3-hydroxy-2-(pentanoylamino)nonadeca-4,8,12-trienoxy]phosphoryl]oxyethyl-trimethylazanium

C29H56N2O6P+ (559.3875786)


   

2-[[(4E,8E,12E)-2-(decanoylamino)-3-hydroxytetradeca-4,8,12-trienoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

2-[[(4E,8E,12E)-2-(decanoylamino)-3-hydroxytetradeca-4,8,12-trienoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

C29H56N2O6P+ (559.3875786)


   

2-[[(4E,8E,12E)-2-(hexanoylamino)-3-hydroxyoctadeca-4,8,12-trienoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

2-[[(4E,8E,12E)-2-(hexanoylamino)-3-hydroxyoctadeca-4,8,12-trienoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

C29H56N2O6P+ (559.3875786)


   

2-[[2-[[(7Z,10Z,13Z)-hexadeca-7,10,13-trienoyl]amino]-3-hydroxyoctoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

2-[[2-[[(7Z,10Z,13Z)-hexadeca-7,10,13-trienoyl]amino]-3-hydroxyoctoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

C29H56N2O6P+ (559.3875786)


   

2-[[(4E,8E,12E)-2-(heptanoylamino)-3-hydroxyheptadeca-4,8,12-trienoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

2-[[(4E,8E,12E)-2-(heptanoylamino)-3-hydroxyheptadeca-4,8,12-trienoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

C29H56N2O6P+ (559.3875786)


   

2-[hydroxy-[(4E,8E,12E)-3-hydroxy-2-(propanoylamino)henicosa-4,8,12-trienoxy]phosphoryl]oxyethyl-trimethylazanium

2-[hydroxy-[(4E,8E,12E)-3-hydroxy-2-(propanoylamino)henicosa-4,8,12-trienoxy]phosphoryl]oxyethyl-trimethylazanium

C29H56N2O6P+ (559.3875786)


   

2-[[(4E,8E,12E)-2-(butanoylamino)-3-hydroxyicosa-4,8,12-trienoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

2-[[(4E,8E,12E)-2-(butanoylamino)-3-hydroxyicosa-4,8,12-trienoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

C29H56N2O6P+ (559.3875786)


   

2-[[(E)-2-[[(9Z,12Z)-hexadeca-9,12-dienoyl]amino]-3-hydroxyoct-4-enoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

2-[[(E)-2-[[(9Z,12Z)-hexadeca-9,12-dienoyl]amino]-3-hydroxyoct-4-enoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium

C29H56N2O6P+ (559.3875786)


   

N-dodecanoylsphingosine 1-phosphate(2-)

N-dodecanoylsphingosine 1-phosphate(2-)

C30H58NO6P (559.4001538)


A N-acylsphingosine 1-phosphate(2-) in which the ceramide N-acyl group is specified as dodecanoyl (lauroyl).